In Beijing, Hill won Britain's first Paralympics snowboard medal with a bronze in the banked slalom.
After the first run in his lower limb category, Hill was third with a time of one minute 10.45 seconds.
He was unable to improve on his first run, but it was enough for the sixth medal of the Games.
Pick was fourth at his second Games.
The gold went to Sun Qi of China, and the silver went to Matti Suur-Hamari of Finland.
Hill lost his right leg below the knee in a car accident in December of last year, he was a talented motocross rider and had been snowboarding since he was eight.
The Reading man only joined the Snowsport programme in summer 2020, but has made huge improvements in a short time and was fourth in the World Championships in January.
James Barnes-Miller was the best British snowboarder in the previous year at the Winter Paralympics, with his fifth place in Sunday's UL (upper limb) snowboard.
Barnes-Miller finished ninth in his banked slalom.
Menna Fitzpatrick missed out on a giant slalom medal.
Fitzpatrick finished seventh in the visually impaired category, two places ahead of Knight.
Scott Meenagh had a best of sixth in the men's biathlon individual seated event.
In the sprint and middle distance events, Meenagh finished ninth.
He was fourth at one point, but missed a shot in his last shooting round, which cost him time.
Steve Arnold was allowed to travel to Beijing after he tested positive for Covid.
He had to delay his departure until Monday after a positive test.
He tested positive for a second time when he arrived in China and is waiting for the results of further tests.
The health and welfare of its athletes is its top priority.
The decision for Steve to travel to the Games was made after extensive discussions between the athlete and the medical experts based in the UK and in Beijing.
The decision to travel was supported by Steve's desire to participate at the Games.
ParalympicsGB continues to support Steve and his ambitions to compete in his remaining events.